package com.apanal.qlife.common.factory;

import org.springframework.beans.BeansException;
import org.springframework.beans.factory.BeanFactory;
import org.springframework.beans.factory.BeanFactoryAware;

/**
 * 获取spring ioc容器所管理bean的工厂
 * <p>
 * 需要配置bean:<bean id="springfactory"
 * class="com.apanal.qlife.common.factory.SpringFactory"></bean>
 * 
 * @author shuliangxing
 * 
 * @date 2015-1-14上午11:15:29
 */
public class SpringFactory implements BeanFactoryAware {

	private static BeanFactory beanFactory;

	public void setBeanFactory(BeanFactory factory) throws BeansException {
		SpringFactory.beanFactory = factory;
	}

	/**
	 * 根据beanName名字取得bean
	 * 
	 * @param beanName
	 * @return
	 */
	@SuppressWarnings("unchecked")
	public static <T> T getBean(String beanName) {
		if (null != beanFactory) {
			return (T) beanFactory.getBean(beanName);
		}
		return null;
	}

}
